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Lansing Street Advisors

Position in SEIC — Sei Investments Co

CIK 1926571 AMBLER, PA

Position in SEIC

as of Jun 30, 2026 · filed Jul 24, 2026
Position Value
$553,976
+$58,360 QoQ
Shares Held
6,316
0.0% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.40%
of 13F equity value
Holder Rank
#301
of 569 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in SEIC Over Time

Shares Held

Position Value (USD)

Position in Asset Management

Financial Services · as of Jun 30, 2026

Lansing Street Advisors holds $2,261,050 across 3 Asset Management names. SEIC ranks #2 (24.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 SEIC
Sei Investments Co
This page
6,316 $553,976

All Filings in SEIC

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8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $553,976 6,316
2026-03-31 $495,616 6,316
2025-12-31 $518,038 6,316
2025-09-30 $535,912 6,316
2025-06-30 $567,555 6,316
2025-03-31 $490,311 6,316
2024-12-31 $520,943 6,316
2024-09-30 $443,923 6,416